Effect of body weight reduction on spontaneous wheel running in rats
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- NAKAO MASAHIRO
- Graduate School of Biosphere Science, Hiroshima University
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- SAKATA SHOGO
- Department of Behavioral Sciences, Faculty of Integrated Arts and Sciences, Hiroshima University
Bibliographic Information
- Other Title
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- ラットの自発的回転輪走行に及ぼす体重制限の効果
- ラット ノ ジハツテキ カイテン リン ソウコウ ニ オヨボス タイジュウ セイゲン ノ コウカ
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Description
Twenty-nine Wistar rats were tested for their spontaneous wheel running activity in daily 1-h sessions first under a free-feeding condition for 7 days, next with body weights decreased to 85% of their free-feeding weights. In the free-feeding phase, the number of wheel turns did not increase over the phase. In the 85%-body-weight phase, the number of wheel turns increased over the phase. In contrast, the number of wheel turns per 3 minutes decreased from the start to the end of the session on day 1 and day 7 of both phases. And, the number of wheel turns in the 85%-body-weight phase was greater on day 7 than on day 1. Spontaneous wheel running can reinforce other operant responses and such self-reinforcing mechanisms could be more effective during the 85%-body-weight phase.
Journal
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- Japanese Journal of Animal Psychology
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Japanese Journal of Animal Psychology 56 (2), 107-111, 2006
THE JAPANESE SOCIETY FOR ANIMAL PSYCHOLOGY
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Details 詳細情報について
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- CRID
- 1390001205207164800
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- NII Article ID
- 110006152570
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- NII Book ID
- AN10363631
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- ISSN
- 18809022
- 09168419
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- NDL BIB ID
- 8631602
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- Text Lang
- ja
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- Data Source
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- JaLC
- NDL
- Crossref
- CiNii Articles
- KAKEN
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- Abstract License Flag
- Disallowed